When a mysterious hatch is uncovered, things start to go haywire. It's not an episode of Lost, but close: Lost executive producer Damon Lindelof came up with the story behind the Phineas and Ferb episode "Lost in Danville," which airs Monday night at… Read more

The guys and the gang host a global summer concert, but Doof's latest invention moves the Earth and puts summer itself in jeopardy. Meanwhile, Major Monogram is fired from O.W.C.A., and an evil organization seizes the opportunity to further its agenda.

Isabella tries to retrieve a letter she sent to Phineas that details her true feelings for him; Candace appears as a pizza delivery boy, after getting zapped by one of Doof's inventions, and uses her new look to find out what makes boys tick.